package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;

public class jdbc_demo10 {
    public static void main(String[] args) {
        try(Connection connection=DBUtil.getConnection();){
            connection.setAutoCommit(false);

            String sql="DELETE FROM user WHERE id=? ";
            PreparedStatement ps=connection.prepareStatement(sql);
            ps.setInt(1,2);
            int num=ps.executeUpdate();
            System.out.println(num>0?"删除成功":"删除失败");
            connection.commit();
        }catch (Exception e){
            e.printStackTrace();
        }
    }
}
